ravinement meaning in English
成壑作用
沟蚀
沟壑形成
Examples
- It is condensed section with shells , downlap surface and ravinement surface that constitute the critical boundaries in dividing the system tracts of matuo formation
含有介壳的凝缩段、下超面及沟蚀面是划分玛托组体系域的关键界面。